| Job Title |
Welding-machine Operator, Gas |
| Job Description |
Sets Up And Operates Oxy-fuel-gas-welding Machine To Weld
Metal Parts, According To Work Order, Blueprints, Layout, And
Operating Charts: Clamps Workpieces Into Holding Fixture On
Machine Bed, Movable Carriage, Or Turntable. Positions And
Clamps Or Bolts Welding Torch Onto Overhead Carriage, Radial
Arm, Or Into Stationary Fixture At Specified Angle And Distance
From Workpiece. Turns Cranks To Align Torch With Weld Line.
Selects Torch Tip, Filler Wire, And Flux, According To Charts Or
Thickness And Type Of Metal. Fills Hoppers With Flux And
Positions Spout Over Weld Line. Places Reel Of Filler Wire Onto
Spindle And Threads End Through Feed Rolls To Welding Seam.
Connects Hoses From Torch To Regulator Valves And Cylinders Of
Oxygen And Fuel Gas. Turns Regulator Valves To Start Flow Of
Gases, Lights Torch, And Adjusts Gas Mixture And Pressure To
Obtain Flame Of Desired Size And Color. Turns Knobs To
Synchronize Movement Of Torch Or Workpiece, Feed Of Flux And
Filler With Welding Action, And Sets Switch To Stop Machine At
End Of Weld. Starts Machine, Observes Welding Action, And
Examines Weld For Defects. Adjusts Machine Setup To Vary Bead
Size And Other Weld Characteristics. May Record Setup And
Operating Data. May Reweld Defective Joints, Using Handtorch.
May Preheat Workpiece In Furnace. May Lay Out, Fit, And
Tack-weld Workpieces Together. May Operate Machine Equipped With
Two Or More Welding Torches. May Remove Surplus Flux, Slag, And
Splatter, Using Wirebrush, Portable Grinder, And Hand Scraper.
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